[calcite] branch master updated: Add back API annotation in AbstractRelNode

[hyuan]

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hyuan pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/calcite.git


The following commit(s) were added to refs/heads/master by this push:
     new af89226  Add back API annotation in AbstractRelNode
af89226 is described below

commit af8922676925b1d7ebee8479fa6ef8114c22074a
Author: Haisheng Yuan <h.y...@alibaba-inc.com>
AuthorDate: Sun Jul 26 09:35:02 2020 -0500

    Add back API annotation in AbstractRelNode
---
 core/src/main/java/org/apache/calcite/rel/AbstractRelNode.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/src/main/java/org/apache/calcite/rel/AbstractRelNode.java 
b/core/src/main/java/org/apache/calcite/rel/AbstractRelNode.java
index 3f2aa28..7d599db 100644
--- a/core/src/main/java/org/apache/calcite/rel/AbstractRelNode.java
+++ b/core/src/main/java/org/apache/calcite/rel/AbstractRelNode.java
@@ -406,6 +406,7 @@ public abstract class AbstractRelNode implements RelNode {
    * @return Whether the 2 RelNodes are equivalent or have the same digest.
    * @see #deepHashCode()
    */
+  @API(since = "1.24", status = API.Status.MAINTAINED)
   public boolean deepEquals(Object obj) {
     if (this == obj) {
       return true;
@@ -441,6 +442,7 @@ public abstract class AbstractRelNode implements RelNode {
    *
    * @see #deepEquals(Object)
    */
+  @API(since = "1.24", status = API.Status.MAINTAINED)
   public int deepHashCode() {
     int result = 31 + getTraitSet().hashCode();
     List<Pair<String, Object>> items = this.getDigestItems();